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src/hotspot/os/linux/os_linux.cpp
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rev 56821 : imported patch 8220310.mut.0
rev 56822 : imported patch 8220310.mut.1
rev 56824 : imported patch 8220310.mut.3
rev 56825 : imported patch 8220310.mut.4
rev 56826 : imported patch 8220310.mut.5
rev 56827 : imported patch 8220310.mut.6
rev 56828 : imported patch 8220310.mut.7
rev 56837 : imported patch 8220312.stat.4-move_pages
*** 3006,3026 ****
}
return 0;
}
int os::numa_get_group_id_for_address(const void* address) {
! #ifndef MPOL_F_NODE
! #define MPOL_F_NODE (1<<0) // Return next IL mode instead of node mask
! #endif
!
! #ifndef MPOL_F_ADDR
! #define MPOL_F_ADDR (1<<1) // Look up VMA using address
! #endif
! int id = 0;
!
! if (syscall(SYS_get_mempolicy, &id, NULL, 0, const_cast<void*>(address), MPOL_F_NODE | MPOL_F_ADDR) == -1) {
return -1;
}
return id;
}
--- 3006,3022 ----
}
return 0;
}
int os::numa_get_group_id_for_address(const void* address) {
! void** pages = const_cast<void**>(&address);
! int id = -1;
! if (os::Linux::numa_move_pages(0, 1, pages, NULL, &id, 0) == -1) {
! return -1;
! }
! if (id < 0) {
return -1;
}
return id;
}
*** 3150,3159 ****
--- 3146,3157 ----
libnuma_dlsym(handle, "numa_distance")));
set_numa_get_membind(CAST_TO_FN_PTR(numa_get_membind_func_t,
libnuma_v2_dlsym(handle, "numa_get_membind")));
set_numa_get_interleave_mask(CAST_TO_FN_PTR(numa_get_interleave_mask_func_t,
libnuma_v2_dlsym(handle, "numa_get_interleave_mask")));
+ set_numa_move_pages(CAST_TO_FN_PTR(numa_move_pages_func_t,
+ libnuma_dlsym(handle, "numa_move_pages")));
if (numa_available() != -1) {
set_numa_all_nodes((unsigned long*)libnuma_dlsym(handle, "numa_all_nodes"));
set_numa_all_nodes_ptr((struct bitmask **)libnuma_dlsym(handle, "numa_all_nodes_ptr"));
set_numa_nodes_ptr((struct bitmask **)libnuma_dlsym(handle, "numa_nodes_ptr"));
*** 3284,3293 ****
--- 3282,3292 ----
os::Linux::numa_set_bind_policy_func_t os::Linux::_numa_set_bind_policy;
os::Linux::numa_bitmask_isbitset_func_t os::Linux::_numa_bitmask_isbitset;
os::Linux::numa_distance_func_t os::Linux::_numa_distance;
os::Linux::numa_get_membind_func_t os::Linux::_numa_get_membind;
os::Linux::numa_get_interleave_mask_func_t os::Linux::_numa_get_interleave_mask;
+ os::Linux::numa_move_pages_func_t os::Linux::_numa_move_pages;
os::Linux::NumaAllocationPolicy os::Linux::_current_numa_policy;
unsigned long* os::Linux::_numa_all_nodes;
struct bitmask* os::Linux::_numa_all_nodes_ptr;
struct bitmask* os::Linux::_numa_nodes_ptr;
struct bitmask* os::Linux::_numa_interleave_bitmask;
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